Test strip unit



FIG. 1 is an exploded bottom perspective view of a test strip unit;

FIG. 2 is a bottom perspective view of the assembled test strip unit ofFIG. 1;

FIG. 3 is a top perspective view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a side view thereof.

The broken lines immediately adjacent the shaded areas represent thebounds of the claim, and all other broken lines are included for thepurpose of illustrating portions of the test strip unit that form nopart of the claimed design. None of the broken lines form a part of theclaimed design.

The ornamental design for a test strip unit, as shown and described.